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Finding the Fourth Proportional to 576,175.20, 863,528.40 and 323,455.20

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Solution

The fourth proportional to 576,175.20, 863,528.40 and 323,455.20 is: 484,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,175.20 : 863,528.40 = 323,455.20 : x
  2. Step 2: Convert to fraction form
    576,175.20/863,528.40 = 323,455.20/x
  3. Step 3: Cross multiply
    576,175.20x = 863,528.40 × 323,455.20
  4. Step 4: Simplify right side
    576,175.20x = 279,312,751,327.68
  5. Step 5: Solve for x
    x = 279,312,751,327.68/576,175.20
  6. Step 6: Final answer
    x = 484,770.52

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